Preparation of new part
WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.
Mark new part in accordance with severance cut on vehicle + 20 mm extra material and cut.
Adjust new parts in combination with side wall to fit and secure.
NOTE:
Side panel omitted for clarity.
Set sixteen 4.2 mm dia. holes for blind rivets N3 in bonding surfaces (1).
Remove new part and deburr holes.